Average Bench: 85.5% (397th of 1072)

Based on 3,356 user benchmarks.  Model: PLEXTOR PX-128M6S

Very good average bench

The Plextor M6S 128GB averaged just 14.5% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Plextor M6S 128GB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 180MB/s
Avg. 4K Random Read Speed 28.5MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Plextor M6S 128GB is 35.5%. This is a relatively wide range which indicates that the Plextor M6S 128GB performs inconsistently under varying real world conditions.


Avg. Sequential Mixed IO Speed 253MB/s
Avg. Sustained Write Speed 292MB/s

Average Bench

(Based on 3,356 samples)
Min Avg Max
341 Read 442 491
251 Write 310 333
200 Mixed 253 283
189 SusWrite 292 325
72.5% 324 MB/s
Min Avg Max
20.4 4K Read 28.5 35.7
37.9 4K Write 66.2 90.1
22.6 4K Mixed 32.7 41.8
120% 42.5 MB/s
Min Avg Max
154 DQ Read 323 373
77.6 DQ Write 262 308
87.6 DQ Mixed 180 207
165% 255 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
117GB free
Firmware: 1.07
SusWrite @10s intervals: 315 316 294 318 315 293 MB/s
Read 487
Write 317
Mixed 272
SusWrite 309
77% 346 MB/s
4K Read 33.6
4K Write 76.4
4K Mixed 37.3
139% 49.1 MB/s
DQ Read 360
DQ Write 302
DQ Mixed 197
184% 286 MB/s
80GB free
Firmware: 1.03
SusWrite @10s intervals: 328 326 307 326 327 307 MB/s
Read 486
Write 322
Mixed 262
SusWrite 320
78% 348 MB/s
4K Read 31.4
4K Write 68.1
4K Mixed 35.9
130% 45.1 MB/s
DQ Read 221
DQ Write 172
DQ Mixed 136
118% 176 MB/s
3,356 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,677,078 SSDs tested


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MSRP ≈ $103 @ launch in Apr '14
AmazonUS $1066 years
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Typical M6S 128GB Builds (Compare 3,787 builds) See popular component choices, score breakdowns and rankings
Gaming 8%
Tree trunk
Desktop 60%
Workstation 7%
Tree trunk

Motherboard: Gigabyte GA-B85M-D3H - $76

EDIT WITH CUSTOM PC BUILDER Value: 47% - Average Total price: $391

Popular M6S 128GB compatible motherboards:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute

Welcome to our PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best value for money upgrades.

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  • - CPU tests include: integer, floating and string
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Solid State Drive Rankings (Price vs Performance) April 2024 SSD Rankings

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. [SSDrivePro]


Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.


Controller: Marvell 88SS9188-BOM2. NAND Memory: Toshiba 19nm Toggle Mode MLC

Built for the real world...

Added 9 years ago.


7 years ago.

Otimo custo beneficio , velocidade muito boa .

1072 Drives (Compared) Thousands of user benchmarks compiled into one comparison list

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

 Best User Rated

The Best.
Intel Core i5-13600K $279Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12600K $182Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12400F $133Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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